Beispiel #1
0
// getLayerData downloads/opens a layer archive and extracts it into memory.
func getLayerData(path string, imageFormat string) (data map[string][]byte, err error) {
	data, err = detectors.DetectData(path, imageFormat, append(detectors.GetRequiredFilesPackages(), detectors.GetRequiredFilesOS()...), maxFileSize)
	if err != nil {
		return nil, err
	}

	return
}
Beispiel #2
0
// getLayerData downloads/opens a layer archive and extracts it into memory.
func getLayerData(path string) (data map[string][]byte, err error) {
	var layerReader io.ReadCloser
	if strings.HasPrefix(path, "http://") || strings.HasPrefix(path, "https://") {
		r, err := http.Get(path)
		if err != nil {
			return nil, cerrors.ErrCouldNotDownload
		}
		layerReader = r.Body
	} else {
		layerReader, err = os.Open(path)
		if err != nil {
			return nil, cerrors.ErrNotFound
		}
	}
	defer layerReader.Close()

	data, err = utils.SelectivelyExtractArchive(layerReader, append(detectors.GetRequiredFilesPackages(), detectors.GetRequiredFilesOS()...), maxFileSize)
	if err != nil {
		return nil, err
	}

	return
}